Home / 767,346.41-1,150,702.91-261,948.13

Finding the Fourth Proportional to 767,346.41, 1,150,702.91 and 261,948.13

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Solution

The fourth proportional to 767,346.41, 1,150,702.91 and 261,948.13 is: 392,814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,346.41 : 1,150,702.91 = 261,948.13 : x
  2. Step 2: Convert to fraction form
    767,346.41/1,150,702.91 = 261,948.13/x
  3. Step 3: Cross multiply
    767,346.41x = 1,150,702.91 × 261,948.13
  4. Step 4: Simplify right side
    767,346.41x = 301,424,468,396.80
  5. Step 5: Solve for x
    x = 301,424,468,396.80/767,346.41
  6. Step 6: Final answer
    x = 392,814.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.